Timezone implementation

android/src/main/kotlin/com/builttoroam/devicecalendar/CalendarDelegate.kt

@@ -141,7 +141,7 @@ class CalendarDelegate : PluginRegistry.RequestPermissionsResultListener {
                     createOrUpdateEvent(cachedValues.calendarId, cachedValues.event, cachedValues.pendingChannelResult)
                 }
                 DELETE_EVENT_REQUEST_CODE -> {
-                    deleteEvent(cachedValues.eventId, cachedValues.calendarId, cachedValues.pendingChannelResult)
+                    deleteEvent(cachedValues.calendarId, cachedValues.eventId, cachedValues.pendingChannelResult)
                 }
                 REQUEST_PERMISSIONS_REQUEST_CODE -> {
                     finishWithSuccess(permissionGranted, cachedValues.pendingChannelResult)
@@ -477,13 +477,9 @@ class CalendarDelegate : PluginRegistry.RequestPermissionsResultListener {
             calendar.set(java.util.Calendar.SECOND, 0)
             calendar.set(java.util.Calendar.MILLISECOND, 0)
 
-            // All day events must have UTC timezone
-            val utcTimeZone = TimeZone.getTimeZone("UTC")
-            calendar.timeZone = utcTimeZone
-
             values.put(Events.DTSTART, calendar.timeInMillis)
             values.put(Events.DTEND, calendar.timeInMillis)
-            values.put(Events.EVENT_TIMEZONE, utcTimeZone.id)
+            values.put(Events.EVENT_TIMEZONE, getTimeZone(event.startTimeZone).id)
         } else {
             values.put(Events.DTSTART, event.start!!)
             values.put(Events.EVENT_TIMEZONE, getTimeZone(event.startTimeZone).id)

example/android/app/build.gradle

@@ -17,7 +17,7 @@ apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
     compileSdkVersion 29
-    ndkVersion '21.4.7075529'
+    ndkVersion '22.1.7171670'
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'

example/ios/.gitignore

@@ -41,4 +41,5 @@ Icon?
 /Flutter/Generated.xcconfig
 /ServiceDefinitions.json
 
+**/.symlinks/
 Pods/

example/ios/Podfile.lock

@@ -2,20 +2,26 @@ PODS:
   - device_calendar (0.0.1):
     - Flutter
   - Flutter (1.0.0)
+  - flutter_native_timezone (0.0.1):
+    - Flutter
 
 DEPENDENCIES:
   - device_calendar (from `.symlinks/plugins/device_calendar/ios`)
   - Flutter (from `Flutter`)
+  - flutter_native_timezone (from `.symlinks/plugins/flutter_native_timezone/ios`)
 
 EXTERNAL SOURCES:
   device_calendar:
     :path: ".symlinks/plugins/device_calendar/ios"
   Flutter:
     :path: Flutter
+  flutter_native_timezone:
+    :path: ".symlinks/plugins/flutter_native_timezone/ios"
 
 SPEC CHECKSUMS:
   device_calendar: 23b28a5f1ab3bf77e34542fb1167e1b8b29a98f5
   Flutter: 434fef37c0980e73bb6479ef766c45957d4b510c
+  flutter_native_timezone: 5f05b2de06c9776b4cc70e1839f03de178394d22
 
 PODFILE CHECKSUM: aafe91acc616949ddb318b77800a7f51bffa2a4c
 

example/ios/Runner.xcodeproj/project.pbxproj

@@ -213,10 +213,12 @@
 			inputPaths = (
 				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks.sh",
 				"${BUILT_PRODUCTS_DIR}/device_calendar/device_calendar.framework",
+				"${BUILT_PRODUCTS_DIR}/flutter_native_timezone/flutter_native_timezone.framework",
 			);
 			name = "[CP] Embed Pods Frameworks";
 			outputPaths = (
 				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/device_calendar.framework",
+				"${TARGET_BUILD_DIR}/${FRAMEWORKS_FOLDER_PATH}/flutter_native_timezone.framework",
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
@@ -431,7 +433,6 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				// change the id at debug to avoid error
 				PRODUCT_BUNDLE_IDENTIFIER = com.builttoroam.deviceCalendarExample00;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -464,7 +465,6 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				// change the id at debug to avoid error
 				PRODUCT_BUNDLE_IDENTIFIER = com.builttoroam.deviceCalendarExample00;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";

example/lib/presentation/date_time_picker.dart

@@ -26,15 +26,19 @@ class DateTimePicker extends StatelessWidget {
   Future<Null> _selectDate(BuildContext context) async {
     final picked = await showDatePicker(
         context: context,
-        initialDate: selectedDate != null ? selectDate as DateTime : DateTime.now(),
+        initialDate: selectedDate != null
+            ? DateTime.parse(selectedDate.toString())
+            : DateTime.now(),
         firstDate: DateTime(2015, 8),
         lastDate: DateTime(2101));
-    if (picked != null && picked != selectedDate && selectDate != null) selectDate!(picked);
+    if (picked != null && picked != selectedDate && selectDate != null)
+      selectDate!(picked);
   }
 
   Future<Null> _selectTime(BuildContext context) async {
-    if(selectedTime == null) return;
-    final picked = await showTimePicker(context: context, initialTime: selectedTime!);
+    if (selectedTime == null) return;
+    final picked =
+        await showTimePicker(context: context, initialTime: selectedTime!);
     if (picked != null && picked != selectedTime) selectTime!(picked);
   }